DEFUSING THE SITUATION: A protester placed a flower in the barrel of a gun during a demonstration outside the headquarters of ousted Tunisian President Zine al-Abedine Ben Ali’s Constitutional Democratic Rally Party in Tunis, Tunisia, Thursday. Tunisian officials are probing Mr. Ben Ali’s finances. (Martin Bureau/Agence France-Presse/Getty Images)

MILK BATH: A man doused himself with milk during a ritual shower before he started his pilgrimage to Batu Caves temple during the Thaipusam festival near Kuala Lumpur, Malaysia, Thursday. The festival celebrates the Hindu deity Lord Murugan. (Samsul Said/Reuters)

WHITEOUT: A pedestrian walked amid snowfall in Shanghai Thursday. China’s National Meteorological Center and the Shanghai Meteorological Bureau issued a warning for heavy snowfall for Thursday and Friday. (Aly Song/Reuters)

ON TRACK: Passengers walked on elevated railroad tracks after a train suddenly stopped when its brakes froze in Quezon, Philippines, Thursday. Several passengers were injured when commuters began to panic after they saw smoke coming from the train. (Rouelle Umali/Xinhua/Zuma Press)